The method of fund stop profit: 1, the expected return stops profit, investors can directly set an expected return target, for example, 20% of the expected return, when the fund income reaches 20%, investors can sell it in whole or in part. 2. Compared with the index, investors can pay attention to the index related to holding funds, and the index is often the most intuitive to the market trend. When the index is in the upward channel, investors can continue to hold it.